<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>上传文件</title>
</head>
<body>
    <form action="/upload/" method="post" enctype="multipart/form-data">
        <div>
            <input type="file" name="photo">
            <input type="submit" value="上传">
        </div>
    </form>
</body>
</html>